From 6951e92d15472187976538ed98cb9d572ce426bc Mon Sep 17 00:00:00 2001
From: Jakub Szwacz <jakub@szwacz.com>
Date: Wed, 26 May 2021 07:12:30 +0200
Subject: [PATCH] Clear terminal with each webpack rebuild

---
 build/start.js | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/build/start.js b/build/start.js
index dbeb08c1..381eb1e1 100644
--- a/build/start.js
+++ b/build/start.js
@@ -1,4 +1,5 @@
 const childProcess = require("child_process");
+const readline = require("readline");
 const electron = require("electron");
 const webpack = require("webpack");
 const config = require("./webpack.app.config");
@@ -6,6 +7,15 @@ const config = require("./webpack.app.config");
 const compiler = webpack(config({ development: true }));
 let electronStarted = false;
 
+const clearTerminal = () => {
+  if (process.stdout.isTTY) {
+    const blankLines = "\n".repeat(process.stdout.rows);
+    console.log(blankLines);
+    readline.cursorTo(process.stdout, 0, 0);
+    readline.clearScreenDown(process.stdout);
+  }
+};
+
 const watching = compiler.watch({}, (err, stats) => {
   if (err != null) {
     console.log(err);
@@ -18,5 +28,8 @@ const watching = compiler.watch({}, (err, stats) => {
       });
   }
 
-  console.log(stats.toString({ colors: true }));
+  if (stats != null) {
+    clearTerminal();
+    console.log(stats.toString({ colors: true }));
+  }
 });